What was found
PER CFM WIRE SOW/2025/02 WE HAVE BEEN INFORMED ON DATE OF FEBRUARY 25, 2025 OF A POTENTIAL INCORRECT CONFIGURATION DURING SHOP MAINTENANCE ACTIVITIES OF LEAP-1A FLEET. AFTER CHECK PER CFM RECOMMENDATION WE CONFIRM TO BE CONCERNED OF INCORRECT CONFIGURATION WHERE PRE-SB 72-0175 BOLT(S) P/N (649-778-537-0) WERE INSTALLED ON POST-SB TORQUE CONE (P/N 362-021-340-0 AND FURTHER P/NS 362-021-341-0 & 362-021-350-0). A PRIMARY REVIEW, IN ACCORDANCE WITH CFM RECOMMENDATION AS LAID DOWN IN SOW/2025/02, OF THE ENGINES MAINTAINED AT SAESB RAISED A POPULATION OF ENGINES AFFECTED BY THIS OCCURRENCE; THE AFFECTED POPULATION UNDER A EASA/FAA RELEASE.